Java Doc for TurbineUniqueIdService.java in  » Web-Framework » TURBINE » org » apache » turbine » services » uniqueid » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Web Framework » TURBINE » org.apache.turbine.services.uniqueid 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


org.apache.turbine.services.TurbineBaseService
   org.apache.turbine.services.uniqueid.TurbineUniqueIdService

TurbineUniqueIdService
public class TurbineUniqueIdService extends TurbineBaseService implements UniqueIdService(Code)

This is an implementation of UniqueIdService .
author:
   Rafal Krzewski
author:
   Henning P. Schmiedehausen
version:
   $Id: TurbineUniqueIdService.java 534527 2007-05-02 16:10:59Z tv $



Field Summary
protected static  intcounter
    
protected static  StringturbineId
     The identifier of this instance of turbine.
protected static  StringturbineURL
    


Method Summary
public  StringgetInstanceId()
    

Returns an identifier of this Turbine instance that is unique both on the server and worldwide.

public  StringgetPseudorandomId()
    

Returns a unique identifier that looks like random data.

public  StringgetUniqueId()
    

Returns an identifier that is unique within this turbine instance, but does not have random-like apearance.

public  voidinit(RunData data)
    
public  voidinit()
    

Initializes the service upon first Turbine.doGet() invocation.

public  voidshutdown()
    

Writes a message to the log upon system shutdown.


Field Detail
counter
protected static int counter(Code)



turbineId
protected static String turbineId(Code)
The identifier of this instance of turbine.



turbineURL
protected static String turbineURL(Code)





Method Detail
getInstanceId
public String getInstanceId()(Code)

Returns an identifier of this Turbine instance that is unique both on the server and worldwide. This identifier is computed as an MD5 sum of the URL (including schema, address, port if different that 80/443 respecively, context and servlet name). There is an overwhelming probalility that this id will be different that all other Turbine instances online. A String with the instance identifier.




getPseudorandomId
public String getPseudorandomId()(Code)

Returns a unique identifier that looks like random data. A String with the random looking instance identifier.




getUniqueId
public String getUniqueId()(Code)

Returns an identifier that is unique within this turbine instance, but does not have random-like apearance. A String with the non-random looking instanceidentifier.




init
public void init(RunData data) throws InitializationException(Code)



init
public void init() throws InitializationException(Code)

Initializes the service upon first Turbine.doGet() invocation.




shutdown
public void shutdown()(Code)

Writes a message to the log upon system shutdown.




Methods inherited from org.apache.turbine.services.TurbineBaseService
public void init(Object data) throws InitializationException(Code)(Java Doc)
public void init(ServletConfig config) throws InitializationException(Code)(Java Doc)
public void init(RunData data) throws InitializationException(Code)(Java Doc)
public void init() throws InitializationException(Code)(Java Doc)
public void shutdown()(Code)(Java Doc)

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